[SCSI] bnx2i: Removed the dynamic registration of CNIC

The code no longer needs to dynamically register and unregister
the CNIC device.  The CNIC device will be kept registered until
module unload.

Signed-off-by: Eddie Wai <eddie.wai@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

diff --git a/drivers/scsi/bnx2i/bnx2i.h b/drivers/scsi/bnx2i/bnx2i.h
index a44b1b3..2c34e22 100644 (file)
--- a/drivers/scsi/bnx2i/bnx2i.h
+++ b/drivers/scsi/bnx2i/bnx2i.h
@@ -717,14 +717,11 @@ extern struct device_attribute *bnx2i_dev_attributes[];
  * Function Prototypes
  */
 extern void bnx2i_identify_device(struct bnx2i_hba *hba);
-extern void bnx2i_register_device(struct bnx2i_hba *hba);
 
 extern void bnx2i_ulp_init(struct cnic_dev *dev);
 extern void bnx2i_ulp_exit(struct cnic_dev *dev);
 extern void bnx2i_start(void *handle);
 extern void bnx2i_stop(void *handle);
-extern void bnx2i_reg_dev_all(void);
-extern void bnx2i_unreg_dev_all(void);
 extern struct bnx2i_hba *get_adapter_list_head(void);
 
 struct bnx2i_conn *bnx2i_get_conn_from_id(struct bnx2i_hba *hba,

diff --git a/drivers/scsi/bnx2i/bnx2i_init.c b/drivers/scsi/bnx2i/bnx2i_init.c
index 50c2aa3..769311f 100644 (file)
--- a/drivers/scsi/bnx2i/bnx2i_init.c
+++ b/drivers/scsi/bnx2i/bnx2i_init.c
@@ -65,8 +65,6 @@ MODULE_PARM_DESC(rq_size, "Configure RQ size");
 
 u64 iscsi_error_mask = 0x00;
 
-static void bnx2i_unreg_one_device(struct bnx2i_hba *hba) ;
-
 
 /**
  * bnx2i_identify_device - identifies NetXtreme II device type
@@ -239,86 +237,6 @@ void bnx2i_stop(void *handle)
 }
 
 /**
- * bnx2i_register_device - register bnx2i adapter instance with the cnic driver
- * @hba:       Adapter instance to register
- *
- * registers bnx2i adapter instance with the cnic driver while holding the
- *     adapter structure lock
- */
-void bnx2i_register_device(struct bnx2i_hba *hba)
-{
-       int rc;
-
-       if (test_bit(ADAPTER_STATE_GOING_DOWN, &hba->adapter_state) ||
-           test_bit(BNX2I_CNIC_REGISTERED, &hba->reg_with_cnic)) {
-               return;
-       }
-
-       rc = hba->cnic->register_device(hba->cnic, CNIC_ULP_ISCSI, hba);
-
-       if (!rc)
-               set_bit(BNX2I_CNIC_REGISTERED, &hba->reg_with_cnic);
-}
-
-
-/**
- * bnx2i_reg_dev_all - registers all adapter instances with the cnic driver
- *
- * registers all bnx2i adapter instances with the cnic driver while holding
- *     the global resource lock
- */
-void bnx2i_reg_dev_all(void)
-{
-       struct bnx2i_hba *hba, *temp;
-
-       mutex_lock(&bnx2i_dev_lock);
-       list_for_each_entry_safe(hba, temp, &adapter_list, link)
-               bnx2i_register_device(hba);
-       mutex_unlock(&bnx2i_dev_lock);
-}
-
-
-/**
- * bnx2i_unreg_one_device - unregister adapter instance with the cnic driver
- * @hba:       Adapter instance to unregister
- *
- * registers bnx2i adapter instance with the cnic driver while holding
- *     the adapter structure lock
- */
-static void bnx2i_unreg_one_device(struct bnx2i_hba *hba)
-{
-       if (hba->ofld_conns_active ||
-           !test_bit(BNX2I_CNIC_REGISTERED, &hba->reg_with_cnic) ||
-           test_bit(ADAPTER_STATE_GOING_DOWN, &hba->adapter_state))
-               return;
-
-       hba->cnic->unregister_device(hba->cnic, CNIC_ULP_ISCSI);
-
-       /* ep_disconnect could come before NETDEV_DOWN, driver won't
-        * see NETDEV_DOWN as it already unregistered itself.
-        */
-       hba->adapter_state = 0;
-       clear_bit(BNX2I_CNIC_REGISTERED, &hba->reg_with_cnic);
-}
-
-/**
- * bnx2i_unreg_dev_all - unregisters all bnx2i instances with the cnic driver
- *
- * unregisters all bnx2i adapter instances with the cnic driver while holding
- *     the global resource lock
- */
-void bnx2i_unreg_dev_all(void)
-{
-       struct bnx2i_hba *hba, *temp;
-
-       mutex_lock(&bnx2i_dev_lock);
-       list_for_each_entry_safe(hba, temp, &adapter_list, link)
-               bnx2i_unreg_one_device(hba);
-       mutex_unlock(&bnx2i_dev_lock);
-}
-
-
-/**
  * bnx2i_init_one - initialize an adapter instance and allocate memory resources
  * @hba:       bnx2i adapter instance
  * @cnic:      cnic device handle

diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c
index 07dd4f9..43b7dad 100644 (file)
--- a/drivers/scsi/bnx2i/bnx2i_iscsi.c
+++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c
@@ -1606,8 +1606,6 @@ static struct bnx2i_hba *bnx2i_check_route(struct sockaddr *dst_addr)
        struct bnx2i_hba *hba;
        struct cnic_dev *cnic = NULL;
 
-       bnx2i_reg_dev_all();
-
        hba = get_adapter_list_head();
        if (hba && hba->cnic)
                cnic = hba->cnic->cm_select_dev(desti, CNIC_ULP_ISCSI);
@@ -1726,8 +1724,6 @@ static struct iscsi_endpoint *bnx2i_ep_connect(struct Scsi_Host *shost,
        if (shost) {
                /* driver is given scsi host to work with */
                hba = iscsi_host_priv(shost);
-               /* Register the device with cnic if not already done so */
-               bnx2i_register_device(hba);
        } else
                /*
                 * check if the given destination can be reached through
@@ -1853,7 +1849,6 @@ qp_resc_err:
 check_busy:
        mutex_unlock(&hba->net_dev_lock);
 nohba:
-       bnx2i_unreg_dev_all();
        return ERR_PTR(rc);
 }
 
@@ -2089,8 +2084,6 @@ return_bnx2i_ep:
 
        bnx2i_free_ep(ep);
        mutex_unlock(&hba->net_dev_lock);
-       if (!hba->ofld_conns_active)
-               bnx2i_unreg_dev_all();
 
        wake_up_interruptible(&hba->eh_wait);
 }